cp's OEIS Frontend

This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A280983 The complete list of numbers k such that precisely half of the numbers from 1 to k contain consecutive repeated digits.

Table of values

n a(n)
1 11824560
2 14283650
3 14283666
4 14283672
5 14422716
6 14872610
7 14872612
8 14881986
9 14917048
10 22453380
11 29875904
12 29877516
13 29878760
14 29878776
15 29878782
16 29878812
17 29879052
18 29880432
19 31852820
20 31852822
21 31888098
22 31894108
23 31894110
24 31894130
25 32255514
26 32527482
27 32557320
28 32565868
29 32565888
30 32565890
31 32566068
32 32568748
33 32568822
34 32569040
35 33082200

List of values

[11824560, 14283650, 14283666, 14283672, 14422716, 14872610, 14872612, 14881986, 14917048, 22453380, 29875904, 29877516, 29878760, 29878776, 29878782, 29878812, 29879052, 29880432, 31852820, 31852822, 31888098, 31894108, 31894110, 31894130, 32255514, 32527482, 32557320, 32565868, 32565888, 32565890, 32566068, 32568748, 32568822, 32569040, 33082200]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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